/Engine/Source/Runtime/Experimental/Iris/Core/Public/Iris/ReplicationSystem/ReplicationSystem.h
Queue an attachment for replication with an object. The attachment will be sent when the target is scheduled for replication.
Whether the attachment was properly queued or not.
bool QueueNetObjectAttachment ( uint32 ConnectionId, const [UE::Net::FNetObjectReference](API\Runtime\IrisCore\Iris\Core\FNetObjectReference) & TargetRef, const [TRefCountPtr](API\Runtime\Core\Templates\TRefCountPtr)< [UE::Net::FNetObjectAttachment](API\Runtime\IrisCore\Iris\ReplicationSystem\NetBlob\FNetObjectAttachment) > & Attachment )